Solution 11141: Re-Establishing a Connection Using the Black TI Connectivity Standard Mini-A To Mini-B USB Cable After Failed OS Upgrade on the TI-84 Plus Family of Graphing Calculators.
.... The OS transfer may have failed because of dead batteries in the calculator, the cable was inadvertently disconnected and/or PC processor-intense activities were running during the OS transfer. At this point, the calculator will rely solely on the boot code to operate and communicate with t...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11141
Solution 13925: Re-Enabling TI-84 Plus Family of Graphing Calculator Apps That Have Been Disabled With TI TestGuard™ 2.0.
...I Connect CE Software. 2) Launch TI Connect CE and connect your handheld. 3) Click on the “Program Editor” tab and create a new program. 4) Click on Actions and choose Send to Calculators... 5) Be sure to select your handheld and click “Send”. Please see the TI-84 Plus Family guidebooks for addi...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/13925
Solution 11774: Inserting TI-83 Family and TI-84 Plus Family Calculators Key Symbol Into a Microsoft® Word Document.
...will download and be saved as 83keys.exe. • Go to the location where the file is located. • Double-click 83keys.exe. This will launch WinZip self Extractor • In the "Unzip to Folder" field, click Browse and then select C:\WINDOWS\Fonts • Click Unzip. The file 83keys will unzip and the individual...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11774
Solution 21730: Unexpected Packet Error Received When Using TI-Notefolio™ Creator.
...sfer a file using TI-NoteFolio Creator Software? The error "Unexpected Packet Error" appears when the document being transferred is using special characters that are not displayable by the calculator that is receiving that document. For instance when sending a document to the TI-89 using superscr...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/21730
Solution 21911: nDeriv and Derivative Commands Use Different Algorithms to Compute Answers.
...ate? The nDeriv() and Derivative commands are based on different algorithms. While the Derivative command solves for the derivative of the function exactly, the nDeriv() command uses the following formula: (f(var+step) - f(var-step))/(2*step) Please Note: On the TI-86, replace 'step' with the tol...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/21911
Solution 34919: Calculating the Present Value of a Perpetuity (Infinite Annuity) on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...perpetuities or infinite annuities. Since these units do not have a way to specify an infinite number of periods for N, the calculation involves the fact that the present value of a cash flow far enough into the future is going to be approximately $0. This means that futuristically the cash flows...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34919
Solution 13326: Using the RandSeed Function on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
...he random-number generator functions rand(), randMat(), randNorm() and randPoly()) to number. If number is = 0, the calculator sets the seeds to the factory for the random-number generator.If number is ¹ 0, it is used to generate two seeds, which are stored in system variables seed1 and seed2. Ex...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/13326
Solution 12651: Clearing the Memory on the TI-81.
... by the STAT editor and the PRGM editor. If option 2. Reset is selected, the memory of the graphing calculator is erased and all defaults are set to factory defaults. If the screen goes entirely blank after this procedure, adjust the contrast by pressing and releasing the [2nd] key and then holdi...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12651
Solution 12645: Graphing a Function on the TI-80 and TI-81.
...r the TI-73 Explorer™. The TI-73 Explorer is completely compatible with curricular materials for upper elementary through lower middle grades, from fractions through pre-algebra. Follow these steps to graph a function using the TI-80 or TI-81: • Press [Y=].• Enter the function. • Press [ZOOM] and...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12645
Solution 12184: Algorithm for the Exec Command on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
...elow:Exec string [, espression1] [, expression2]...The Exec function executes a string consisting of a series of Motorola 68000 op-codes. These codes act as a form of an assembly-language program. If needed, the optional expressions enable users to pass one or more arguments to the program.It is ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12184
Solution 11831: Correcting an Address Error on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...ollowing procedures will completely reset the calculator. Please, bear in mind that this will erase the memory of the calculator and restore all manufacturer's defaults. On the TI-89 family: 1) Hold down the following keys [2nd] [] (right and left arrow keys). 2) Press [ON]. 3) Release all the...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11831
Solution 14291: Performing Cosecant, Cotangent and Cosine Functions on the TI-89 Family, TI-92 Plus and Voyage™ 200.
...0) will return the result of 1.1547. Please Note: The results provided above are based on the calculator being in DEGREE Angle mode and APPROXIMATE Exact/Approx mode. Please see the TI-89 family, TI-92 family and Voyage 200 guidebooks for additional information. Solution 14291: Performing Cosec...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/14291
Solution 12663: Entering Numbers in Scientific Notation on a TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculator.
...n standard form Solution: • Input 2.5 • Press [EE] to access the EE function • Input 5 and press [ENTER] The calculator will display 2500000 if in Exact mode and 2.6E5 in Approximate mode. Please see the TI-89 family, TI-92 family and Voyage 200 guidebooks for additional information. Solutio...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12663
Solution 11818: Algebra Problem Identities for 00 using the TI-89 Family, TI-92 Family, or Voyage™ 200 Graphing Calculators.
...n the value of ab is the cardinality of the set of all mappings from B to A. In particular, if a = b = 0, then A = B = the empty set, and there is exactly one function that maps the empty set to itself (namely, the empty function). Therefore, 00 = 1. 3. Apply the algebraic notion of an empty pr...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11818
Solution 11815: Finding a Maximum or Minimum of a Function on a TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculator.
...elect the calculation to be performed. The example below will demonstrate how to find a maximum of a function. Please Note: The function graphed must actually have a maximum or minimum in order for it to be calculated. To find the maximum of the function -X2+X+6: 1) Press [◊] [Y=]. 2) In an open...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11815
Solution 11814: Sorting Columns in a Data, List, or Matrix Variable Using the TI-89 Family, TI-92 Plus, or Voyage™ 200.
...amples listed below. To sort a single column: X list = {4, 16, 2, 5} Y list = {car, ape, bed} • Access the Data/Matrix Editor. If the Apps Desktop is active, press [APPS] and select the "Data/Matrix Editor". If the Apps Desktop is not active, press [APPS] and select "6:Data/Matrix Editor". • Scro...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11814
Solution 11813: Using Local Variables in Functions or Programs on the TI-89 Family, TI-92 Plus, and Voyage™ 200.
...s of functions. In the first function, the local variable is not initialized; in the second, the local variable is initialized. Example 1: :Define fact(n)=Func :Local m :While n>1 :n*m ->m :n-1 ->n :EndWhile :Return m :EndFunc Please Note: The local variable m is not assigned an initial value....https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11813
Solution 12093: Displaying Asymptotes on the TI-89 Family, TI-92 Plus, and Voyage™ 200 Graphing Calculators.
...s lie on either side of a discontinuity, they will be joined by a line, which may look like a vertical asymptote in some cases (but is simply an artifact of the graphing process). For example, y=(x-2)/(x+3) graphed in the window xMin= -9 and xMax=6.8 will not display the connecting line or "asymp...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12093
Solution 14488: Rules for Variable Names on the TI-89 Titanium and Voyage™ 200.
...9 Titanium or Voyage 200? The following rules apply when naming variables on the TI-89 Titanium or Voyage 200: • A variable name can use 1 to 8 characters consisting of letters and digits. This includes Greek letters (but not p), accented letters, and international letters. Do not include space...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/14488
Solution 12088: Correcting a "Domain Error" when Performing Number Base Conversions on the TI-89 Family, TI-92 Plus and Voyage™ 200 Graphing Calculators.
...et to APPROXIMATE, it will return a Domain error when performing a base conversion. To check the mode setting:• Press [MODE].• Scroll down to the Exact/Approx setting. • Press the right arrow key.• Select EXACT or AUTO. Another possibility is that the number being entered is not a integer. Th...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12088
Solution 11842: Algorithm Used for Symbolic Integration Function on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...c integration on the TI-89 family, TI-92 family and Voyage 200? Antiderivatives are determined by substitutions, integration by parts, and partial-fraction expansion, much as described by J. Moses in "Symbolic Integration: The Stormy Decade", Communications of the ACM, August 1971, Volume 14, Nu...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11842
Solution 14292: Performing Hyperbolic Cosecant, Cotangent and Cosine Functions on the TI-89 Family, TI-92 Plus and Voyage™ 200.
...sch(1.2) will return the result of 0.662488. Note: The result provided above are based on the calculator being in DEGREE Angle mode and APPROXIMATE Exact/Approx mode. For additional instructions, refer to the online guidebook for your calculator. Solution 14292: Performing Hyperbolic Cosecant, C...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/14292
Solution 12066: Performing Number Base Conversions on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...? The examples below will demonstrate how to perform number base conversions on the TI-89 family, TI-92 family, and Voyage 200. Please Note: The Exact/Approx mode setting should be either AUTO or EXACT. Example 1: Convert 44 from Decimal to Hexadecimal Solution: 1) Input 44. 2) Press [2nd] [...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12066
Solution 11797: Using the Expand() Function on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
...TI-92 family or Voyage 200 graphing calculator? The expand() function on the TI-89 family, TI-92 family and Voyage 200 graphing calculators is the exact opposite function of the factor() function. The expansion is polynomial expansion for polynomials and partial fraction expansion for rational e...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11797
Solution 11769: Graphing Coordinates Using the TI-89 Titanium and Voyage™ 200 Graphing Calculators.
...ss [ENTER]. Select Data for the Type and select main for the Folder. Next to Variable, type in a name for the data list (the name cannot exceed 8 characters) and press [ENTER] twice.3) Under c1, type in all the X-values (2,3,4). Under c2, type in all the Y-values (5,6,7).4) Press the [F2] key to ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11769